WASHINGTON, Aug. 6 -- Environmental Protection Agency has issued a proposed rule called: Air Plan Approval; Illinois; 2015 Ozone Moderate and Serious Reasonably Available Control Technology Update.
The proposed rule was published in the Federal Register on Aug. 6 by Anne Vogel, Regional Administrator, Region 5.
Summary: The U.S. Environmental Protection Agency (EPA) is proposing to approve revisions to 35 Illinois Administrative Code (IAC) parts 217, 218, and 219 into the Illinois State Implementation Plan (SIP). The Illinois Environmental Protection Agency (Illinois or Illinois EPA) submitted these revisions on December 18, 2024, and May 12, 2025, supplemented their submittal on August 13, 2025, for Moderate Reasonably Available Control ...